Bomba circuladora UPS-N Grundfos calefaccion ACS - vista frontal - Q-Tech® 2024 2025

UPS-N Single Circulator Pump

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Regular price€639,56
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At Q-TECH, we apply the same clear rules for everyone: the law protects you, and when applied correctly, it protects us as well. By processing your purchase, you accept our General Terms and Conditions of Sale. If you are purchasing as a consumer (B2C), nothing stated herein limits the rights granted to you by mandatory law (RDL 1/2007, TRLGDCU): the 3-year legal warranty of conformity and the right of withdrawal under the terms and with the exceptions legally provided, which are detailed below. References to "B2B" apply only to businesses and professionals.

Your guarantees

  • Rights intact: 14 days of withdrawal from receipt for most products—subject to the legal exceptions you will see below, such as goods made to your specifications—and a 3-year legal warranty of conformity, under the terms of the TRLGDCU.
  • Conformity with the description: we guarantee that the equipment will correspond to the published technical description and what one could reasonably expect from it (arts. 115 et seq. TRLGDCU). Images and videos are for guidance only: the manufacturer may supply a more recent revision of the product or introduce minor aesthetic, packaging, or firmware changes, without this constituting a lack of conformity as long as the described characteristics and performance are maintained.
  • Traceability that also protects you: we document the condition, serial number, and seal of each piece of equipment upon shipment, and we video-record the opening of returns; this is your proof of the condition in which the goods were delivered.

Responsible use and your part

  • If you are thinking of returning it, keep it as you received it: without installing or activating it, with its seals, accessories, and packaging intact. This is how to ensure a full refund, without deductions.
  • Handling that exceeds inspection reduces value: handling the equipment beyond what is necessary to verify its nature and operation may result in a real, assessed, and case-by-case justified deduction (art. 108.2 TRLGDCU), never a fixed percentage. In particular: activating or registering the serial number, linking it to a manufacturer's account or app, circulating water through hydraulic equipment, unsealing probes, or installing software or consumables. Initial inspection of the product does not lead to a deduction.
  • The same item must be returned: withdrawal requires returning the supplied unit. Different equipment, or equipment with prior use, age, or wear prior to purchase, does not constitute a valid withdrawal.
  • Installation and cybersecurity, shared responsibility: this is technical hardware; you are responsible for correct installation, credentials, patches, and backups, while we deliver a compliant product. Q-TECH is not liable for damages resulting from poor installation, incorrect configuration, or omission of patches by the customer or third parties (in B2C, without prejudice to the legal warranty and liability for intent or negligence, arts. 86 and 130 TRLGDCU).
  • Delivery of bulky goods: delivery is made to the curb. B2C: transport risk is ours until physical delivery (art. 66 ter); we recommend noting visible damages on the delivery note and notifying us of breakages within 24-48 hours with photographs to activate the insurance. B2B: inspection and notation on the delivery note are mandatory; hidden damages must be reported within 24 hours (art. 366 CCom). Unjustified rejection or incorrect shipping information will entail the actual outbound and return costs (approx. €85-550 for heavy machinery).

Made to your measure (Advanced Pre-Assembly)

  • If your order includes equipment, racks, hydraulic assemblies, or technical rooms made or configured according to your specifications (permanent joints, custom cuts or wiring, parameterization, pressure testing), these are custom goods without the right of withdrawal from the conclusion of the contract (art. 103.c TRLGDCU; CJEU Case C-529/19), which is informed before purchasing and documented in the signed Order Note. A test you request without permanent modification retains your right of withdrawal, with only the actual loss of value caused by that test being deducted. Would you prefer to receive it tested, configured, and ready to connect, without assuming these risks? Contract our Advanced Pre-Assembly or the prior technical audit.

If you are purchasing as a business or professional (B2B)

  • The transaction is governed by the Commercial Code: firm sale, without the right of withdrawal; notification of defects within 4 days (apparent) / 30 days (hidden), arts. 336 and 342. Q-TECH acts as a distributor and excludes indirect damages, loss of profit, and data loss, limited to the price of the equipment, without prejudice to the manufacturer's commercial warranty.

Product warnings v1.0 · June 2026. Information summary; the complete and binding conditions are those published at q-tech.es.

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The DHW Recirculator: Stainless Steel Reliability with 3 Speeds

The Grundfos UPS-N Recirculating Pump is the simple and extremely reliable solution for ensuring efficient Domestic Hot Water (DHW) recirculation in homes and pressurized systems. Designed specifically for contact with potable water, the UPS-N is distinguished by its robust Stainless Steel casing.

This model combines Grundfos reliability with performance flexibility. The ability to select between 3 speeds allows the installer to adjust the pump's flow rate and head to perfectly suit the specific requirements of each system.

🛡️ The Trust of Stainless Steel for Potable Water

When it comes to DHW, material selection is critical. The UPS-N Pump offers superior Authority thanks to its design:

  • Stainless Steel (Inox) Casing: The pump housing is manufactured entirely from stainless steel, which guarantees exceptional corrosion resistance and ensures maximum hygiene and quality of the circulating potable water.

  • Optimized Components: The impeller can be made of PES or Stainless Steel (depending on the specific version), materials selected to withstand recirculation conditions without compromising purity.

  • Simple and Reliable Design: Robust construction and minimal maintenance, ideal for tank and tankless water heater systems that require a constant hot water return line.

⚙️ Performance Control and Adaptability

The 3-speed feature of the UPS-N Circulator Pump is a key selling point for the professional installer.

Precise System Control:

  • 3-Position Switch: Allows for modification of the pump's performance with a simple manual adjustment, balancing energy consumption with the system's flow and head needs.

  • Application Flexibility: Ideal for meeting specific flow and head requirements in a wide range of DHW recirculation systems.

  • Standard Installation: Port-to-port dimension of 180 mm, a common standard that facilitates its installation and replacement.

🛠️ Key Technical Specifications

The design of the UPS-N complies with the most rigorous industry standards:

  • Pump Body: Stainless Steel (Inox).

  • Speeds: 3 selectable speeds.

  • Port-to-Port Length: 180 mm.

  • Maximum Working Pressure: 10 bar.

  • Maximum Ambient Temperature: 40 ${^\circ}\text{C}$.

  • Protection Class: IP 42 / IP 44.

  • Insulation Class: F / H.

🔗 Installation Accessories

(Remember that the union set is usually sold separately or must be specified in the order.)

❓ Frequently Asked Questions (FAQ)

Why is the stainless steel material crucial in this pump for DHW?

Stainless steel is the preferred material for contact with potable water (DHW) because it does not rust, does not release contaminants into the water (unlike cast iron), and guarantees maximum durability and health safety for the system.

Can I use the UPS-N Pump for closed heating systems?

No. The UPS-N pump is specifically designed and optimized for the recirculation of Domestic Hot Water (DHW), which requires food-grade materials (stainless steel). For heating, it is recommended to use models with a cast iron body.

What are the 3 speeds used for in this model?

The 3 speeds allow the installer to select the optimal operating point for the pump. A lower speed can be chosen to reduce energy consumption, or a higher speed can be used to ensure sufficient flow and pressure in installations with longer runs or higher head losses.


📞 Technical Support and Professional Advice

If you require assistance selecting the correct speed or confirming flow requirements for your DHW recirculation system, our technical team specializing in Grundfos is at your disposal. Contact us by calling 952972464.

UPS-N circulator pump documentation:

Download catalog

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